Home / 28,932.02-43,401.23-9,205.97

Finding the Fourth Proportional to 28,932.02, 43,401.23 and 9,205.97

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Solution

The fourth proportional to 28,932.02, 43,401.23 and 9,205.97 is: 13,809.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,932.02 : 43,401.23 = 9,205.97 : x
  2. Step 2: Convert to fraction form
    28,932.02/43,401.23 = 9,205.97/x
  3. Step 3: Cross multiply
    28,932.02x = 43,401.23 × 9,205.97
  4. Step 4: Simplify right side
    28,932.02x = 399,550,421.34
  5. Step 5: Solve for x
    x = 399,550,421.34/28,932.02
  6. Step 6: Final answer
    x = 13,809.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.